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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org,
        Christophe JAILLET <christophe.jaillet@wanadoo.fr>,
        Viresh Kumar <viresh.kumar@linaro.org>,
        Sasha Levin <sashal@kernel.org>
Subject: [PATCH 4.19 040/247] cpufreq: brcmstb-avs-cpufreq: Fix resource leaks in ->remove()
Date:   Mon,  1 Mar 2021 17:11:00 +0100
Message-Id: <20210301161033.645765924@linuxfoundation.org>
In-Reply-To: <20210301161031.684018251@linuxfoundation.org>
References: <20210301161031.684018251@linuxfoundation.org>
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From: Christophe JAILLET <christophe.jaillet@wanadoo.fr>

[ Upstream commit 3657f729b6fb5f2c0bf693742de2dcd49c572aa1 ]

If 'cpufreq_unregister_driver()' fails, just WARN and continue, so that
other resources are freed.

Fixes: de322e085995 ("cpufreq: brcmstb-avs-cpufreq: AVS CPUfreq driver for Broadcom STB SoCs")
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
[ Viresh: Updated Subject ]
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/cpufreq/brcmstb-avs-cpufreq.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/cpufreq/brcmstb-avs-cpufreq.c b/drivers/cpufreq/brcmstb-avs-cpufreq.c
index 1514c9846c5d5..a3c82f530d608 100644
--- a/drivers/cpufreq/brcmstb-avs-cpufreq.c
+++ b/drivers/cpufreq/brcmstb-avs-cpufreq.c
@@ -723,8 +723,7 @@ static int brcm_avs_cpufreq_remove(struct platform_device *pdev)
 	int ret;
 
 	ret = cpufreq_unregister_driver(&brcm_avs_driver);
-	if (ret)
-		return ret;
+	WARN_ON(ret);
 
 	brcm_avs_prepare_uninit(pdev);
 
-- 
2.27.0